1. Taking place by degrees
   - gradational, graduated

See also: gradual

• twenty-twenty
• twenty-two
• twenty-two pistol
• twenty-two rifle
• twerp
• twibill
• twice
• twice-baked bread
• twice-pinnate
• twiddle
• twiddler
• twig
• twig blight
• twiggy
• twiglike
• twilight
• Twilight of the Gods
• twilight sleep
• twilight vision
• twilight zone
• twilit
• twill
• twill weave
• twilled
• twin